A New Key Delivery Method in Wireless Network

The development of networking technologies and the increase of digital devices have made multimedia transmission quick and easy.However, digital data transmission over open communication channels has introduced a number of security implications, such as copyright infringement and fraud.Due 392 cam kit to this reason, the methods and techniques deve

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Auxiliary Power Supply System with Grid Connected Power Supply and High Frequency Converter Technology of Ningbo Rail Transit Vehicles

For the purpose of improving the redundancy of the auxiliary power supply system of the metro vehicles, the grid connected power supply technology and the high-frequency converter technology were applied to line 4 and line 2 phase samsung galaxy tab s7 fe 12.4 in. bundle, 64gb black II project of the Ningbo metro.4 SIV were grid connected to provid

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